drm/amdgpu: clean up some inconsistent indenting

Eliminate the follow smatch warnings:
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3504 amdgpu_device_init()
warn: inconsistent indenting
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1716
amdgpu_ras_error_status_query() warn: if statement not indented
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1058 amdgpu_ras_error_inject()
warn: inconsistent indenting
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c

@@ -1056,7 +1056,9 @@ int amdgpu_ras_error_inject(struct amdgpu_device *adev,
 		.value = info->value,
 	};
 	int ret = -EINVAL;
-    struct amdgpu_ras_block_object* block_obj = amdgpu_ras_get_ras_block(adev, info->head.block, info->head.sub_block_index);
+	struct amdgpu_ras_block_object *block_obj = amdgpu_ras_get_ras_block(adev,
+							info->head.block,
+							info->head.sub_block_index);
 
 	if (!obj)
 		return -EINVAL;